Base | Representation |
---|---|
bin | 1110001100001010110011… |
… | …10000100010000010101100 |
3 | 11002111010010022020220012200 |
4 | 13012011121300202002230 |
5 | 13042223144441100022 |
6 | 150211042351101500 |
7 | 6400306123461543 |
oct | 706053160420254 |
9 | 132433108226180 |
10 | 31204443300012 |
11 | 9a40803821214 |
12 | 35bb768b11890 |
13 | 145474943a858 |
14 | 79c435a6115a |
15 | 391a74b02bac |
hex | 1c6159c220ac |
31204443300012 has 72 divisors (see below), whose sum is σ = 84155315195952. Its totient is φ = 9714899251200.
The previous prime is 31204443299999. The next prime is 31204443300013. The reversal of 31204443300012 is 21000334440213.
31204443300012 is a `hidden beast` number, since 3 + 1 + 204 + 443 + 3 + 0 + 0 + 0 + 12 = 666.
It is not an unprimeable number, because it can be changed into a prime (31204443300013) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 194529189 + ... + 194689532.
It is an arithmetic number, because the mean of its divisors is an integer number (1168823822166).
Almost surely, 231204443300012 is an apocalyptic number.
It is an amenable number.
31204443300012 is an abundant number, since it is smaller than the sum of its proper divisors (52950871895940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31204443300012 is a wasteful number, since it uses less digits than its factorization.
31204443300012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 389218879 (or 389218874 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 27.
Adding to 31204443300012 its reverse (21000334440213), we get a palindrome (52204777740225).
The spelling of 31204443300012 in words is "thirty-one trillion, two hundred four billion, four hundred forty-three million, three hundred thousand, twelve".
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